Final decision

On 30 April 2025, we released our final decision on SA Power Networks’ electricity distribution determination for the 2025–30 regulatory control period. 

Our final decision is set out in the Overview and accompanying attachments. As a number of issues were settled at the draft decision stage or required only minor updates, we have not prepared all attachments.

In these circumstances our draft decision reasons form part of this final decision.

AER - Final Decision Overview - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 1 - Annual revenue requirement - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 2 - Regulatory asset base - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 4 - Regulatory depreciation - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 5 - Capital expenditure - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 7 - Corporate income tax - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 10 - Service target performance incentive scheme - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 13 - Classification of services - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 14 - Control mechanisms - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 16 - Alternative control services - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 18 - Connection policy - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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AER - Final Decision Attachment 20 - Metering Services - SA Power Networks - 2025-30 Distribution determination revenue proposal - April 2025

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AER
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Models

The following models relate to SA Power Networks’ final decision.

AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - 15.1.1 - Standardised ANS Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - 15.2.1 - Public Lighting Pricing Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - 15.2.2 - Public Lighting PTRM - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - 15.2.3 - Public Lighting RAB Roll Forward Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - 15.2.4 - Public Lighting RAB Depreciation Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - AER Standardised Capex model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - Depreciation Tracking Module - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - EBSS Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - Metering Expenditure Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - Metering PTRM - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - Metering RFM - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - Opex Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - PTRM - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - RFM - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - SCS CESS Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - SCS CESS True-up Model - April 2025

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AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - STPIS Model - April 2025

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Consultant reports

We commissioned the following report, which we took into account when making our final decision for SA Power Network. 

AER - Final Decision - SA Power Networks - 2025-30 Distribution determination revenue proposal - DAE - Labour price growth forecasts - March 2025

Authors
Deloitte Access Economics (DAE)
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